Great advice chuck On Sun, Jun 26, 2022 at 10:03 AM Novabraid via CnC-List < cnc-list@cnc-list.com> wrote:
> Rob, > > Recommending two things: > > 1. Change both filters and perform this task annually (or more often if > your source of diesel is questionable.) > > 2. Find out if your mechanic is willing to have you “help” perform the > filter change as it will likely be the first thing he’ll want to do. You > really need to learn how to make filter changes and to learn how to bleed > the fuel system once a filter has been changed. > > Changing the fuel filters will reveal a lot since you’ll be able to see > what’s contaminating the fuel system or causing a blockage. Its > conceivable that your primary (or lift) fuel pump that brings fuel to the > engine from the fuel tank may have a worn or leaky diaphragm. Look for > traces of diesel around the edges of the pump housing. An easy fix but > harder to diagnose if you can get the engine to run a full speed after you > change the filters. > > Not sure what marine education options are available in Halifax but its > always good to think about taking a marine diesel course for peace of > mind. I did it about 5 years ago at Annapolis School of Seamanship and > it’s given me confidence to do some basic problem solving and service > myself. > > Chuck Gilchrest > > S/V Half Magic > > 1983 Landfall 35 > > Padanaram, MA > > > > *From:* Robert Abbott via CnC-List <cnc-list@cnc-list.com> > *Sent:* Sunday, June 26, 2022 9:38 AM > *To:* cnc-list@cnc-list.com > *Cc:* Robert Abbott <robertabb...@eastlink.ca> > *Subject:* Stus-List Yanmar 2 GMF > > > > > Went to take the boat out Friday for a short sail .....motoring out > heading into a12 knt breeze....started to increase the RPM's and found the > engine wouldn't rev about 2,100 RPM's ....marine diesel's are not supposed > to be that complicated but they are to me. I wouldn't know where to start > to trouble shoot....getting a mechanic to deal with it this week. I spoke > to him and told him the situation and he thinks it is a fuel > problem....engine not getting enough fuel....my fuel tank and fuel should > be clean as I had the bottom of it replaced 2 years ago and the 2 fuel > filters replaced. He thinks one or both of the filters are restricting the > fuel flow.....I hope he is right but I don't think so. > > Possibly many are causes....restricted fuel injectors, fuel pump, etc. > ....the engine has never been serviced in the 16 years I have had the boat > > Any insight or guidance to help greatly appreciated. > > Rob Abbott > AZURA > C&C 32 - #277 > Halifax, N.S. > > > -- Joel Delamirande *www.jdroofing.ca <http://www.jdroofing.ca>*
